Digital Repository, ICF12, Ottawa 2009

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Cohesive modeling of ductile dynamic failure of pressurized metallic structures
O. R. van der Meulen, J. Mediavilla Varas, J. Weerheijm, F. Soetens

Last modified: 2013-05-03


Dynamic crack propagation of pressurized aluminum vessels has been studied. Rate insensitive
cohesive zone models overpredict the rate of fracture. This was the motivation to implement a new
Perzyna cohesive zone model, which is able to explain the low measured crack speeds.

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